Reference-grade peptides for serious research.

Biolexa supplies lyophilised research peptides with lot-specific certificates of analysis, independent purity testing, and documentation your laboratory can file.
- ≥99%
- HPLC purity
- 100%
- Lot-tested
- 24h
- Dispatch
- CoA
- Every batch
For research use only — not for human or veterinary consumption
≥ 99% purity
HPLC-verified purity on every production lot.
Third-party tested
Independent HPLC and mass-spectrometry analysis.
CoA per lot
Certificates of analysis available for every batch.
Catalog
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TB-500
$70.00TB-500 research material in 10MG format for qualified laboratory use only. Not for human or veterinary use.

Semax
$50.00Semax research material in 10MG format for qualified laboratory use only. Not for human or veterinary use.

Tirzepatide
$120.00Tirzepatide research material in 20MG / 40mg format for qualified laboratory use only. Not for human or veterinary use.

Tesamorelin
$85.00Tesamorelin research material in 10MG / 20MG format for qualified laboratory use only. Not for human or veterinary use.

Selank
$50.00Selank research material in 10MG format for qualified laboratory use only. Not for human or veterinary use.

PT-141
$50.00PT-141 research material in 10MG format for qualified laboratory use only. Not for human or veterinary use.
Documentation that stands up to review
Each shipment references its production lot, purity result, and storage requirements, so your records stay complete. Certificates of analysis are available on request for any lot in the catalog.
Request a CoA